574879639 has 4 divisors (see below), whose sum is σ = 575536024. Its totient is φ = 574223256.

The previous prime is 574879609. The next prime is 574879681. The reversal of 574879639 is 936978475.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 574879639 - 2²³ = 566491031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (574879609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326877 + ... + 328630.

It is an arithmetic number, because the mean of its divisors is an integer number (143884006).

Almost surely, 2^574879639 is an apocalyptic number.

574879639 is a deficient number, since it is larger than the sum of its proper divisors (656385).

574879639 is an equidigital number, since it uses as much as digits as its factorization.

574879639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656384.

The product of its digits is 11430720, while the sum is 58.

The square root of 574879639 is about 23976.6477848760. The cubic root of 574879639 is about 831.4937242700.

The spelling of 574879639 in words is "five hundred seventy-four million, eight hundred seventy-nine thousand, six hundred thirty-nine".